Discovery Bay Country Club is a 18 hole, Private course, located in Contra Costa county, in Byron, CA, USA. Discovery Bay Country Club, was designed in 1986 by Ted Robinson and is open Open all year (closed on Mondays). Discovery Bay Country Club dress code requirement includes No denim collared shirt and bermuda shorts required and metal spikes are Allowed. Click the Putt button below to search for discount tee times for Discovery Bay Country Club or other local golf courses in Contra Costa county near Byron, CA The course is enrolled in Audubon International's Cooperative Sanctuary Program for Golf Courses to ensure that the course helps to protect our local environment, conserve natural resources, and provide wildlife habitats.